Pneumatic tire tread and buttress



FIG. 1 is a perspective view of a pneumatic tire tread and buttressshowing my new design, it being understood that the pattern is repeatedthroughout the circumference of the tread and buttress;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a fragmentary side elevational view of one side thereof; and,

FIG. 4 is a fragmentary side elevational view of the other side thereof.

The broken line showing of environmental structure in the drawing is forillustrative purposes only and forms no part of the claimed design.

The ornamental design for a pneumatic tire tread and buttress, as shownand described.